Poly Blackwire 8225 USB-A UC Headset - Refurbished Category_Best4Headsets/Special Environment/Ear Defenders/Shooting Ear Defence Three position switch and microphone

Three position switch and microphone sensitivity adjustment ensures simple installation

Cord length: 1

Talk Time: 9 Hours

FreeSpin Boom capable of rotating a full 360°

Crystal-clear speech with advanced noise-cancelling microphone

Poly Blackwire 8225 USB-A UC Headset - Refurbished Category_Best4Headsets/Special Environment/Ear Defenders/Shooting Ear Defence Three position switch and microphonePC Desk phone via USB A Compatible with: Windows or Mac OS Dynamic EQ optimized for PC wideband Advanced Hybrid Active Noise Cancelling Active Noise Cancellation (3 selectable options) Noise cancelling with Acoustic Fence technology SoundGuard DIGITAL protection Two LED indicators Voice Alerts: Volume maximum, volume minimum, mute on, mute off, noise cancelling off, answering call Weight: 185g